1import os
2
3# toolchains options
4ARCH        ='risc-v'
5CPU         ='e9xx'
6CROSS_TOOL  ='gcc'
7BSP_LIBRARY_TYPE = 'bouffalo_lab'
8
9if os.getenv('RTT_ROOT'):
10    RTT_ROOT = os.getenv('RTT_ROOT')
11else:
12    RTT_ROOT = r'../../../..'
13
14if os.getenv('RTT_CC'):
15    CROSS_TOOL = os.getenv('RTT_CC')
16
17if  CROSS_TOOL == 'gcc':
18    PLATFORM    = 'gcc'
19    EXEC_PATH   = r'/opt/Xuantie-900-gcc-elf-newlib-x86_64-V2.6.1/bin'
20else:
21    print('Please make sure your toolchains is GNU GCC!')
22    exit(0)
23
24if os.getenv('RTT_EXEC_PATH'):
25    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
26
27BUILD = 'debug'
28
29if PLATFORM == 'gcc':
30    # toolchains
31    PREFIX  = 'riscv64-unknown-elf-'
32    CC      = PREFIX + 'gcc'
33    CXX     = PREFIX + 'g++'
34    AS      = PREFIX + 'gcc'
35    AR      = PREFIX + 'ar'
36    LINK    = PREFIX + 'gcc'
37    TARGET_EXT = 'elf'
38    SIZE    = PREFIX + 'size'
39    OBJDUMP = PREFIX + 'objdump'
40    OBJCPY  = PREFIX + 'objcopy'
41
42    DEVICE  = ' -march=rv32imafcpzpsfoperand_xtheade -mabi=ilp32f -mtune=e907'
43    CFLAGS  = DEVICE + ' -std=gnu99 -fno-jump-tables -fno-common -fms-extensions -ffunction-sections -fdata-sections -fmessage-length=0 -Wall -Wchar-subscripts -Wformat -Wundef -Wuninitialized -Winit-self -Wignored-qualifiers'
44    CFLAGS += ' -fstrict-volatile-bitfields -fshort-enums -Wno-error=unused-variable -Wno-error=format= -Wno-error=unused-function -Wno-error=implicit-function-declaration -Wno-error=deprecated-declarations -Wno-format'
45
46    LINKER_SCRIPTS = r'board/linker_scripts/bl808_flash_m0.ld'
47
48    AFLAGS  = ' -c' + DEVICE + ' -x assembler-with-cpp'
49    LFLAGS  = DEVICE + ' -nostartfiles -ufw_header -fms-extensions -ffunction-sections -fdata-sections -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,_start -T ' + LINKER_SCRIPTS
50    CPATH   = ''
51    LPATH   = ''
52
53    if BUILD == 'debug':
54        CFLAGS += ' -O2 -g3'
55        AFLAGS += ' -g3'
56    else:
57        CFLAGS += ' -O3'
58
59    CXXFLAGS = CFLAGS + ' -std=gnu++17 -Wno-multichar'
60
61DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtt.asm\n'
62POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread_m0.bin\n' + SIZE + ' $TARGET \n'
63POST_ACTION += 'sh combine.sh bl808 ./rtthread_m0.bin\n'
64
65def dist_handle(BSP_ROOT, dist_dir):
66    import sys
67    cwd_path = os.getcwd()
68    sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
69    from sdk_dist import dist_do_building
70    dist_do_building(BSP_ROOT, dist_dir)
71